From a press release...
A new all-electric motorcycle built by Brammo Inc. is using a MPP series traction motor and innovative cooling technology to maximize power density and peak torque output. The motor technology yields up to 40 percent higher torque per unit size than conventionally constructed permanent magnet motors, and delivers 20 to 350kW of power with 97 percent efficiency.
More,
here.Also, the Parker MPP blog, complete with more information on the acceleration curve with and without cooling, is
here.